| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked a cigarette | 2825 |
84.1%
|
| 2 | Today | 197 |
5.9%
|
| 3 | In the past week | 115 |
3.4%
|
| 4 | In the past month | 107 |
3.2%
|
| 5 | In the past 6 months | 19 |
0.6%
|
| 6 | 1 to 4 years ago | 96 |
2.9%
|
| Sysmiss | 91 |